Wireless Communication Method and Device Thereof

This application is a U.S. Bypass Continuation of International Application No. PCT/CN2023/076856 filed Feb. 17, 2023, incorporated herein by reference in its entirety.

This document is directed generally to wireless communications, and in particular to a method for HARQ process identifier determination.

In beyond 5G and 6G communication, one of promising services is characterized by quasi-periodicity (jitter impact), large and various data amount and stringent latency requirement, including e.g., extended reality (XR) service. In prior arts, configured grant (CG) is capable of conveying periodic data by preconfigured resource without time consuming grant request.

In order to address the characteristic of large and variable packet size, multiple CG physical uplink shared channel (PUSCH) occasions in a period is considered for transmission.

This document relates to methods, systems, and devices for wireless communication.

The present disclosure relates to wireless communication method for use in a wireless terminal, the method comprising:

Various embodiments may preferably implement the following features.

Preferably or in some embodiments, the control signaling comprises at least one of resource location information, periodicity information, time offset information, scheduling information associated with the plurality of transmission occasions in the time duration, a configured grant (CG) list, or a HARQ process ID pattern pool for the plurality of transmission occasions.

Preferably or in some embodiments, the CG list includes at least one of: one or more CG configurations.

Preferably or in some embodiments, the HARQ process ID pattern pool includes one or more HARQ process ID patterns and the HARQ process ID pattern includes one or more HARQ process IDs.

Preferably or in some embodiments, the resource location information is used for determining the time locations of the transmission occasions in the time duration.

Preferably or in some embodiments, the resource location information includes at least one of: a length of the time duration, the time location information of the transmission occasions in the time duration, or a number of the transmission occasions.

Preferably or in some embodiments, the periodicity information is used for determining at least one of a length of the time duration, a first interval between two consecutive time durations, a second interval between 1st transmission occasions within two consecutive time durations, a third interval between two consecutive transmission occasions in the time duration, or a fourth interval between 1st symbols within two consecutive transmission occasions.

Preferably or in some embodiments, the time offset information includes a set of time offsets corresponding to the CG list,

Preferably or in some embodiments, a time unit of the time duration is one of a symbol, a slot, milliseconds, or a radio frame.

Preferably or in some embodiments, the transmission occasions are for a configured grant transmission.

Preferably or in some embodiments, the transmission occasions within two consecutive time durations of the configured grant transmission are periodical.

Preferably or in some embodiments, a repetition for the configured grant transmission is available if a value of a repetition parameter for the repetition is not larger than a value associated with the third interval between two consecutive transmission occasions in the time duration.

Preferably or in some embodiments, a repetition for the configured grant transmission is available if a value of a repetition parameter for the repetition is not larger than a value associated with a length of the time duration.

Preferably or in some embodiments, a repetition is unavailable for the configured grant transmission.

Preferably or in some embodiments, a configured grant based multiple transmit/receive point (mTRP) physical uplink shared channel (PUSCH) repetition is triggered by a plurality of parameter fields in the control signaling.

Preferably or in some embodiments, the parameter fields comprise at least one of: power control information, power control loop information, path loss reference information, sounding reference signal (SRS) resource information, precoding and multiple-input-multiple-output layer information, or redundancy version information.

Preferably or in some embodiments, the at least one first parameter comprises at least one of: a periodicity parameter, an offset parameter, a quantity parameter for a number of transmission occasions in the time duration, an index parameter, a system configuration parameter, or a start time parameter.

Preferably or in some embodiments, the index parameter is associated with an index for one of the transmission occasions, for the time duration or for 1st transmission occasion in the time duration.

Preferably or in some embodiments, the system configuration parameter indicates at least one of a number of slots in one radio frame, a number of symbols in a radio frame or an index of a staring radio frame of the time duration.

Preferably or in some embodiments, the start time parameter indicates at least one of a radio frame, a slot or a symbol of a 1st transmission occasion in the time duration.

Preferably or in some embodiments, the at least one first parameter comprises the periodicity parameter, the index parameter, the system configuration parameter, and the start time parameter.

Preferably or in some embodiments, the index parameter is associated with an index for the time duration or 1st transmission occasion in the time duration.

Preferably or in some embodiments, the at least one first parameter comprises the resource location information, the periodicity parameter, the quantity parameter, the time offset parameter, the index parameter, the system configuration parameter, and the start time parameter.

Preferably or in some embodiments, the quantity parameter is determined based on at least one of resource location information or periodicity information comprised in the control signaling.

Preferably or in some embodiments, the resource location information includes the time location information of the transmission occasions in the time duration by using a bitmap and the quantity parameter is a number of bits ‘1’ within the bitmap.

Preferably or in some embodiments, the resource location information includes the time location information of the plurality of transmission occasions in the time duration by using a length of the transmission occasions and the quantity parameter is the length of the transmission occasions.

Preferably or in some embodiments, the resource location information includes a number of the transmission occasions and the quantity parameter is the number of the transmission occasions.

Preferably or in some embodiments, the periodicity information includes at least one of a length of the time duration, a third interval between two consecutive transmission occasions in the time duration, or a fourth interval between 1st symbols within two consecutive transmission occasions.

Preferably or in some embodiments, the quantity parameter is the length of the time duration dividing the third interval or the fourth interval.

Preferably or in some embodiments, the periodicity information includes a first interval between two consecutive time durations, a second interval between 1st transmission occasions within two consecutive time durations.

Preferably or in some embodiments, the periodicity parameter is determined based on one of the first interval or the second interval, the index information and the quantity information comprised in the control signaling.

Preferably or in some embodiments, the time offset parameter is determined based on at least one of the resource location information, the periodicity information or the time offset information comprised in the control signaling.

Preferably or in some embodiments, the resource location information includes the time location information of the transmission occasions in the time duration by using a bitmap.

Preferably or in some embodiments, the time offset parameter is a set of bit distances between a 1st bit and each bit having the same value of the 1st bit in the bitmap.

Preferably or in some embodiments, the resource location information includes the time location information of the transmission occasions in the time duration by using a length of the transmission occasions.

Preferably or in some embodiments, the time offset parameter is a number of offsets ranging from 0 to the length of the transmission occasions minus 1.

Preferably or in some embodiments, the resource location information includes the number of the transmission occasions.

Preferably or in some embodiments, the time offset parameter is a number of offsets ranging from 0 to the number of the transmission occasions minus 1.

Preferably or in some embodiments, the periodicity information includes at least one of a length of the time duration, a third interval between two consecutive transmission occasions in the time duration, or a fourth interval between 1st symbols within two consecutive transmission occasions.

Preferably or in some embodiments, the time offset parameter is determined based on the number of transmission occasions, the index information and one of the third interval or the fourth interval.

Preferably or in some embodiments, the time offset information includes a set of time offsets corresponding to a CG list.

Preferably or in some embodiments, the time offset parameter is determined based on the set of time offsets.

Preferably or in some embodiments, the start time parameter is determined by time offset information comprised in the control signaling.

Preferably or in some embodiments, the at least one second parameter comprises at least one of a parameter associated with a number of HARQ Process IDs in the time duration, a periodicity parameter, an offset parameter, the time location of the transmission occasions determined based on the first equation, or an entry for indicating a HARQ process ID pattern for the transmission occasions.